Видео с ютуба Sonic Beta Music

The mystery behind Sonic 2's Soundtrack

Title Theme (Beta Ver.) - Sonic the Hedgehog Spinball [OST]

Sonic 1 beta drown theme.

Sonic the Hedgehog (2006) Beta Result Screen Music

Title Screen (Beta Mix) - Sonic the Hedgehog

Sonic CD 510 Beta Music - Title Screen

Live and Learn (Prototype) - Sonic Adventure 2 Music

Rare Sonic 1 Beta footage

Sonic the Hedgehog (2006) - Kingdom Valley (Bêta) - Music

Sonic 2 Beta Music - Boss Theme

Sonic The Hedgehog 1: Drowning Theme (BETA)